I honestly don't remember, we're talking like 15 years ago or so. If he was using gameboys around that time it's certainly possible, there couldn't have been too many people doing it.
DJ Scotch Egg is a Japanese fella who doesn't mind crowdsurfing even when there is hardly anyone there. Even if the music isn't your cup of tea (it isn't really mine), just the person himself is worth checking out.
https://www.littlesounddj.com/lsd/index.php